/Engine/Plugins/Developer/Concert/ConcertUI/ConcertSharedSlate/Source/ConcertSharedSlate/Public/Session/History/SSessionHistory.h
typedef TBaseDelegate_TwoParams< bool, const [FConcertSyncActivity](API\Plugins\ConcertSyncCore\FConcertSyncActivity) &, const [TStructOnScope](API\Runtime\CoreUObject\UObject\TStructOnScope)< [FConcertSyncActivitySummary](API\Plugins\ConcertSyncCore\FConcertSyncActivitySummary) > & > FAllowActivity